3989709

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{1381}}^1$

素因数の和:1497

約数の個数: 16

約数和(自身を含む): 5970240

約数和(自身を除く): 1980531

約数列:

[1, 3, 9, 27, 107, 321, 963, 1381, 2889, 4143, 12429, 37287, 147767, 443301, 1329903, 3989709]

約数ペア:

[(1, 3989709), (3, 1329903), (9, 443301), (27, 147767), (107, 37287), (321, 12429), (963, 4143), (1381, 2889)]